Hillsboro Weather Forecast

    • 22
    • 28

    Sunny

    • 27
    • 47

    Mostly Sunny

    • 31
    • 54

    Mostly Sunny

    • 39
    • 56

    Partly Sunny

    • 27
    • 51

    Mostly Sunny

    • 40
    • 50

    Partly Sunny

Today 14 Dec Marion

Sunny, cold with Highs in the upper 20s. East Winds around 5 Mph, becoming south this afternoon.

Tonight 14 Dec Marion

Mostly clear and not as cold. Near steady temperature in the lower 20s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Real-Time

Hillsboro Temperature Statistics

December Temperature

Newton, Newton City/County Airport (21.1 miles)

  • Lowest 4 December, 2025

    16 °F

  • Average December

    35.2 °F

  • Highest 11 December, 2025

    62.1 °F

Climate (2020–Present)

Newton, Newton City/County Airport (21.1 miles)

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  • Average Low 2020–2025

    46.8 °F

  • Average 2020–2025

    57.3 °F

  • Average High 2020–2025

    68.6 °F
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